{"id":55859,"date":"2025-01-16T12:29:50","date_gmt":"2025-01-16T15:29:50","guid":{"rendered":"https:\/\/mindthegraph.com\/blog\/?p=55859"},"modified":"2025-01-23T12:43:07","modified_gmt":"2025-01-23T15:43:07","slug":"ascertainment-bias","status":"publish","type":"post","link":"https:\/\/mindthegraph.com\/blog\/zh\/ascertainment-bias\/","title":{"rendered":"\u786e\u5b9a\u6027\u504f\u5dee\uff1a\u5982\u4f55\u5728\u7814\u7a76\u4e2d\u8bc6\u522b\u548c\u9632\u6b62\u8fd9\u79cd\u504f\u5dee"},"content":{"rendered":"<p>\u786e\u5b9a\u6027\u504f\u5dee\u662f\u7814\u7a76\u4e2d\u5e38\u89c1\u7684\u96be\u9898\uff0c\u5f53\u6536\u96c6\u5230\u7684\u6570\u636e\u4e0d\u80fd\u51c6\u786e\u4ee3\u8868\u6574\u4e2a\u60c5\u51b5\u65f6\u5c31\u4f1a\u51fa\u73b0\u8fd9\u79cd\u504f\u5dee\u3002\u4e86\u89e3\u786e\u5b9a\u6027\u504f\u5dee\u5bf9\u4e8e\u63d0\u9ad8\u6570\u636e\u53ef\u9760\u6027\u548c\u786e\u4fdd\u51c6\u786e\u7684\u7814\u7a76\u6210\u679c\u81f3\u5173\u91cd\u8981\u3002\u5c3d\u7ba1\u6709\u65f6\u5b83\u88ab\u8bc1\u660e\u662f\u6709\u7528\u7684\uff0c\u4f46\u5e76\u975e\u603b\u662f\u5982\u6b64\u3002&nbsp;<\/p>\n\n\n\n<p>\u5f53\u60a8\u6536\u96c6\u7684\u6570\u636e\u4e0d\u80fd\u771f\u5b9e\u53cd\u6620\u6574\u4e2a\u60c5\u51b5\u65f6\uff0c\u5c31\u4f1a\u51fa\u73b0\u786e\u5b9a\u6027\u504f\u5dee\uff0c\u56e0\u4e3a\u67d0\u4e9b\u7c7b\u578b\u7684\u6570\u636e\u6bd4\u5176\u4ed6\u7c7b\u578b\u7684\u6570\u636e\u66f4\u6709\u53ef\u80fd\u88ab\u6536\u96c6\u5230\u3002\u8fd9\u4f1a\u626d\u66f2\u7ed3\u679c\uff0c\u8ba9\u4f60\u5bf9\u771f\u5b9e\u60c5\u51b5\u7684\u7406\u89e3\u51fa\u73b0\u504f\u5dee\u3002<\/p>\n\n\n\n<p>\u8fd9\u542c\u8d77\u6765\u53ef\u80fd\u4ee4\u4eba\u56f0\u60d1\uff0c\u4f46\u4e86\u89e3\u786e\u5b9a\u6027\u504f\u5dee\u6709\u52a9\u4e8e\u60a8\u5bf9\u6240\u4f7f\u7528\u7684\u6570\u636e\u66f4\u52a0\u6311\u5254\uff0c\u4f7f\u60a8\u7684\u7ed3\u679c\u66f4\u52a0\u53ef\u9760\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8\u8fd9\u79cd\u504f\u5dee\uff0c\u5e76\u89e3\u91ca\u6709\u5173\u5b83\u7684\u4e00\u5207\u3002\u90a3\u4e48\uff0c\u4e8b\u4e0d\u5b9c\u8fdf\uff0c\u8ba9\u6211\u4eec\u5f00\u59cb\u5427\uff01<\/p>\n\n\n\n<h2>\u4e86\u89e3\u7814\u7a76\u4e2d\u7684\u786e\u5b9a\u6027\u504f\u5dee<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"683\" src=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2025\/01\/nordwood-themes-EZSm8xRjnX0-unsplash-1024x683.jpg\" alt=\"\u53cc\u624b\u5728\u7b14\u8bb0\u672c\u7535\u8111\u4e0a\u6253\u5b57\u7684\u7279\u5199\uff0c\u767d\u8272\u529e\u516c\u684c\u4e0a\u6446\u653e\u7740\u4e00\u76c6\u7eff\u8272\u76c6\u683d\uff0c\u5de5\u4f5c\u7a7a\u95f4\u5e72\u51c0\u7b80\u7ea6\u3002\" class=\"wp-image-55862\" srcset=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2025\/01\/nordwood-themes-EZSm8xRjnX0-unsplash-1024x683.jpg 1024w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2025\/01\/nordwood-themes-EZSm8xRjnX0-unsplash-300x200.jpg 300w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2025\/01\/nordwood-themes-EZSm8xRjnX0-unsplash-768x512.jpg 768w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2025\/01\/nordwood-themes-EZSm8xRjnX0-unsplash-1536x1024.jpg 1536w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2025\/01\/nordwood-themes-EZSm8xRjnX0-unsplash-2048x1365.jpg 2048w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2025\/01\/nordwood-themes-EZSm8xRjnX0-unsplash-18x12.jpg 18w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2025\/01\/nordwood-themes-EZSm8xRjnX0-unsplash-100x67.jpg 100w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">\u7167\u7247 <a href=\"https:\/\/unsplash.com\/pt-br\/@nordwood?utm_content=creditCopyText&#038;utm_medium=referral&#038;utm_source=unsplash\">\u8bfa\u5fb7\u4f0d\u5fb7\u4e3b\u9898<\/a> na <a href=\"https:\/\/unsplash.com\/pt-br\/fotografias\/pessoa-usando-laptop-EZSm8xRjnX0?utm_content=creditCopyText&#038;utm_medium=referral&#038;utm_source=unsplash\">\u5e7b\u706f\u7247<\/a>\n      <\/figcaption><\/figure>\n\n\n\n<p>\u5f53\u6570\u636e\u6536\u96c6\u65b9\u6cd5\u4f18\u5148\u8003\u8651\u67d0\u4e9b\u4fe1\u606f\u65f6\uff0c\u5c31\u4f1a\u4ea7\u751f\u786e\u5b9a\u6027\u504f\u5dee\uff0c\u4ece\u800c\u5bfc\u81f4\u7ed3\u8bba\u504f\u5dee\u548c\u4e0d\u5b8c\u6574\u3002\u8ba4\u8bc6\u5230\u786e\u5b9a\u6027\u504f\u5dee\u5982\u4f55\u5f71\u54cd\u60a8\u7684\u7814\u7a76\uff0c\u60a8\u5c31\u53ef\u4ee5\u91c7\u53d6\u63aa\u65bd\u5c06\u5176\u5f71\u54cd\u964d\u81f3\u6700\u4f4e\uff0c\u5e76\u63d0\u9ad8\u7814\u7a76\u7ed3\u679c\u7684\u6709\u6548\u6027\u3002\u5f53\u67d0\u4e9b\u4fe1\u606f\u66f4\u6709\u53ef\u80fd\u88ab\u6536\u96c6\u5230\uff0c\u800c\u5176\u4ed6\u91cd\u8981\u6570\u636e\u5374\u88ab\u9057\u6f0f\u65f6\uff0c\u5c31\u4f1a\u51fa\u73b0\u8fd9\u79cd\u60c5\u51b5\u3002&nbsp;<\/p>\n\n\n\n<p>\u56e0\u6b64\uff0c\u4f60\u6700\u7ec8\u5f97\u51fa\u7684\u7ed3\u8bba\u53ef\u80fd\u65e0\u6cd5\u771f\u5b9e\u53cd\u6620\u73b0\u5b9e\u3002\u4e86\u89e3\u8fd9\u79cd\u504f\u89c1\u5bf9\u4e8e\u786e\u4fdd\u60a8\u7684\u53d1\u73b0\u6216\u89c2\u5bdf\u7ed3\u679c\u51c6\u786e\u53ef\u9760\u81f3\u5173\u91cd\u8981\u3002<\/p>\n\n\n\n<p>\u7b80\u5355\u6765\u8bf4\uff0c\u786e\u5b9a\u6027\u504f\u5dee\u610f\u5473\u7740\u4f60\u6240\u89c2\u5bdf\u5230\u7684\u5e76\u4e0d\u662f\u4e00\u4e2a\u5b8c\u6574\u7684\u6545\u4e8b\u3002\u60f3\u8c61\u4e00\u4e0b\uff0c\u4f60\u901a\u8fc7\u8c03\u67e5\u9a8c\u5149\u5e08\u7684\u529e\u516c\u5ba4\u6765\u7814\u7a76\u6234\u773c\u955c\u7684\u4eba\u6570\u3002&nbsp;<\/p>\n\n\n\n<p>\u4f60\u66f4\u6709\u53ef\u80fd\u5728\u90a3\u91cc\u9047\u5230\u9700\u8981\u89c6\u529b\u77eb\u6b63\u7684\u4eba\uff0c\u6240\u4ee5\u4f60\u7684\u6570\u636e\u4f1a\u6709\u504f\u5dee\uff0c\u56e0\u4e3a\u4f60\u6ca1\u6709\u8003\u8651\u5230\u4e0d\u53bb\u9a8c\u5149\u7684\u4eba\u3002\u8fd9\u5c31\u662f\u786e\u5b9a\u6027\u504f\u5dee\u7684\u4e00\u4e2a\u4f8b\u5b50\u3002<\/p>\n\n\n\n<p>\u8fd9\u79cd\u504f\u89c1\u53ef\u80fd\u51fa\u73b0\u5728\u8bb8\u591a\u9886\u57df\uff0c\u5982\u533b\u7597\u4fdd\u5065\u3001\u7814\u7a76\uff0c\u751a\u81f3\u65e5\u5e38\u51b3\u7b56\u4e2d\u3002\u5982\u679c\u60a8\u53ea\u5173\u6ce8\u67d0\u4e9b\u7c7b\u578b\u7684\u6570\u636e\u6216\u4fe1\u606f\uff0c\u60a8\u53ef\u80fd\u4f1a\u5ffd\u7565\u5176\u4ed6\u5173\u952e\u56e0\u7d20\u3002&nbsp;<\/p>\n\n\n\n<p>\u4f8b\u5982\uff0c\u5982\u679c\u53ea\u5728\u533b\u9662\u89c2\u5bdf\u5230\u6700\u4e25\u91cd\u7684\u75c5\u4f8b\uff0c\u800c\u5ffd\u7565\u4e86\u672a\u88ab\u53d1\u73b0\u7684\u8f83\u8f7b\u75c5\u4f8b\uff0c\u90a3\u4e48\u5173\u4e8e\u67d0\u79cd\u75be\u75c5\u7684\u7814\u7a76\u5c31\u53ef\u80fd\u5b58\u5728\u504f\u5dee\u3002\u56e0\u6b64\uff0c\u75be\u75c5\u770b\u8d77\u6765\u53ef\u80fd\u6bd4\u5b9e\u9645\u60c5\u51b5\u66f4\u4e25\u91cd\u6216\u66f4\u666e\u904d\u3002<\/p>\n\n\n\n<h2>\u786e\u5b9a\u6027\u504f\u5dee\u7684\u5e38\u89c1\u539f\u56e0<\/h2>\n\n\n\n<p>\u9020\u6210\u786e\u8ba4\u504f\u5dee\u7684\u539f\u56e0\u591a\u79cd\u591a\u6837\uff0c\u4ece\u9009\u62e9\u6027\u62bd\u6837\u5230\u62a5\u544a\u504f\u5dee\uff0c\u6bcf\u79cd\u504f\u5dee\u90fd\u4f1a\u4ee5\u72ec\u7279\u7684\u65b9\u5f0f\u9020\u6210\u6570\u636e\u5931\u771f\u3002\u4ee5\u4e0b\u662f\u9020\u6210\u8fd9\u79cd\u504f\u5dee\u7684\u4e00\u4e9b\u5e38\u89c1\u539f\u56e0\uff1a<\/p>\n\n\n\n<h3>\u9009\u62e9\u6027\u53d6\u6837<\/h3>\n\n\n\n<p>\u5982\u679c\u53ea\u9009\u62e9\u7279\u5b9a\u4eba\u7fa4\u6216\u6570\u636e\u8fdb\u884c\u7814\u7a76\uff0c\u5c31\u6709\u53ef\u80fd\u6392\u9664\u5176\u4ed6\u91cd\u8981\u4fe1\u606f\u3002\u4f8b\u5982\uff0c\u5982\u679c\u4e00\u9879\u8c03\u67e5\u53ea\u5305\u62ec\u4f7f\u7528\u7279\u5b9a\u4ea7\u54c1\u7684\u4eba\u7684\u56de\u590d\uff0c\u5c31\u4e0d\u80fd\u4ee3\u8868\u975e\u7528\u6237\u7684\u610f\u89c1\u3002\u8fd9\u4f1a\u5bfc\u81f4\u7ed3\u8bba\u6709\u5931\u504f\u9887\uff0c\u56e0\u4e3a\u975e\u7528\u6237\u88ab\u6392\u9664\u5728\u6570\u636e\u6536\u96c6\u8fc7\u7a0b\u4e4b\u5916\u3002<\/p>\n\n\n\n<h2>\u68c0\u6d4b\u65b9\u6cd5<\/h2>\n\n\n\n<p>\u7528\u4e8e\u6536\u96c6\u6570\u636e\u7684\u5de5\u5177\u6216\u65b9\u6cd5\u4e5f\u4f1a\u9020\u6210\u786e\u5b9a\u6027\u504f\u5dee\u3002\u4f8b\u5982\uff0c\u5982\u679c\u60a8\u6b63\u5728\u7814\u7a76\u4e00\u79cd\u75c5\u75c7\uff0c\u4f46\u53ea\u4f7f\u7528\u68c0\u6d4b\u4e25\u91cd\u75c7\u72b6\u7684\u6d4b\u8bd5\uff0c\u5c31\u4f1a\u6f0f\u6389\u75c7\u72b6\u8f7b\u5fae\u6216\u672a\u88ab\u68c0\u6d4b\u5230\u7684\u75c5\u4f8b\u3002\u8fd9\u4f1a\u4f7f\u7ed3\u679c\u51fa\u73b0\u504f\u5dee\uff0c\u4f7f\u75c5\u60c5\u770b\u8d77\u6765\u6bd4\u5b9e\u9645\u60c5\u51b5\u66f4\u4e25\u91cd\u6216\u66f4\u666e\u904d\u3002<\/p>\n\n\n\n<h2>\u7814\u7a76\u8bbe\u7f6e<\/h2>\n\n\n\n<p>\u6709\u65f6\uff0c\u7814\u7a76\u5730\u70b9\u4f1a\u5bfc\u81f4\u504f\u5dee\u3002\u4f8b\u5982\uff0c\u5982\u679c\u60a8\u7814\u7a76\u7684\u662f\u516c\u4f17\u884c\u4e3a\uff0c\u4f46\u53ea\u89c2\u5bdf\u4e86\u7e41\u534e\u5e02\u533a\u7684\u4eba\u4eec\uff0c\u90a3\u4e48\u60a8\u7684\u6570\u636e\u5c31\u65e0\u6cd5\u53cd\u6620\u8f83\u5b89\u9759\u7684\u4e61\u6751\u73af\u5883\u4e2d\u4eba\u4eec\u7684\u884c\u4e3a\u3002\u8fd9\u4f1a\u5bfc\u81f4\u5bf9\u60a8\u8bd5\u56fe\u4e86\u89e3\u7684\u6574\u4f53\u884c\u4e3a\u7684\u770b\u6cd5\u4e0d\u5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class=\"wp-block-image alignwide size-full\"><a href=\"https:\/\/mindthegraph.com\/poster-maker\/?utm_source=blog&amp;utm_medium=banners&amp;utm_campaign=conversion\"><img decoding=\"async\" loading=\"lazy\" width=\"651\" height=\"174\" src=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2024\/06\/mind-the-graph.png\" alt=\"&quot;Mind the Graph\u7684\u5ba3\u4f20\u6a2a\u5e45\uff0c\u6807\u660e&#039;\u4f7f\u7528Mind the Graph\u8f7b\u677e\u521b\u5efa\u79d1\u5b66\u63d2\u56fe&#039;\uff0c\u7a81\u51fa\u5e73\u53f0\u7684\u6613\u7528\u6027&quot;\u3002\" class=\"wp-image-54656\" srcset=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2024\/06\/mind-the-graph.png 651w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2024\/06\/mind-the-graph-300x80.png 300w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2024\/06\/mind-the-graph-18x5.png 18w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2024\/06\/mind-the-graph-100x27.png 100w\" sizes=\"(max-width: 651px) 100vw, 651px\" \/><\/a><figcaption class=\"wp-element-caption\">\u8f7b\u677e\u521b\u5efa\u79d1\u5b66\u63d2\u56fe <a href=\"https:\/\/mindthegraph.com\/poster-maker\/?utm_source=blog&amp;utm_medium=banners&amp;utm_campaign=conversion\">Mind the Graph<\/a>.<\/figcaption><\/figure>\n\n\n\n<h2>\u53ef\u80fd\u51fa\u73b0\u504f\u89c1\u7684\u5e38\u89c1\u60c5\u51b5<\/h2>\n\n\n\n<p>\u5728\u5404\u79cd\u65e5\u5e38\u60c5\u51b5\u548c\u7814\u7a76\u73af\u5883\u4e2d\u90fd\u53ef\u80fd\u51fa\u73b0\u786e\u5b9a\u6027\u504f\u5dee\uff1a<\/p>\n\n\n\n<h3>\u533b\u7597\u4fdd\u5065\u7814\u7a76<\/h3>\n\n\n\n<p>\u5982\u679c\u4e00\u9879\u7814\u7a76\u53ea\u5305\u62ec\u53bb\u533b\u9662\u5c31\u8bca\u7684\u75c5\u4eba\u7684\u6570\u636e\uff0c\u90a3\u4e48\u5b83\u53ef\u80fd\u4f1a\u9ad8\u4f30\u75be\u75c5\u7684\u4e25\u91cd\u6027\u6216\u6d41\u884c\u7387\uff0c\u56e0\u4e3a\u5b83\u5ffd\u7565\u4e86\u90a3\u4e9b\u75c7\u72b6\u8f7b\u5fae\u4f46\u6ca1\u6709\u5c31\u533b\u7684\u75c5\u4eba\u3002<\/p>\n\n\n\n<h3>\u8c03\u67e5\u548c\u6c11\u610f\u6d4b\u9a8c<\/h3>\n\n\n\n<p>\u8bd5\u60f3\u4e00\u4e0b\uff0c\u4e3a\u4e86\u4e86\u89e3\u4eba\u4eec\u5bf9\u4ea7\u54c1\u7684\u610f\u89c1\u800c\u8fdb\u884c\u8c03\u67e5\uff0c\u4f46\u4f60\u53ea\u8c03\u67e5\u4e86\u73b0\u6709\u5ba2\u6237\u3002\u53cd\u9988\u5f88\u53ef\u80fd\u662f\u6b63\u9762\u7684\uff0c\u4f46\u4f60\u5374\u5ffd\u7565\u4e86\u4e0d\u4f7f\u7528\u8be5\u4ea7\u54c1\u7684\u4eba\u7684\u610f\u89c1\u3002\u8fd9\u53ef\u80fd\u5bfc\u81f4\u5bf9\u5927\u4f17\u5982\u4f55\u770b\u5f85\u4ea7\u54c1\u7684\u7406\u89e3\u51fa\u73b0\u504f\u5dee\u3002<\/p>\n\n\n\n<h3>\u89c2\u5bdf\u7814\u7a76<\/h3>\n\n\n\n<p>\u5982\u679c\u60a8\u5728\u89c2\u5bdf\u52a8\u7269\u884c\u4e3a\u65f6\u53ea\u7814\u7a76\u52a8\u7269\u56ed\u4e2d\u7684\u52a8\u7269\uff0c\u90a3\u4e48\u60a8\u7684\u6570\u636e\u5c06\u65e0\u6cd5\u53cd\u6620\u8fd9\u4e9b\u52a8\u7269\u5728\u91ce\u5916\u7684\u884c\u4e3a\u3002\u52a8\u7269\u56ed\u7684\u9650\u5236\u6027\u73af\u5883\u53ef\u80fd\u4f1a\u5bfc\u81f4\u52a8\u7269\u7684\u884c\u4e3a\u4e0e\u5728\u81ea\u7136\u6816\u606f\u5730\u89c2\u5bdf\u5230\u7684\u884c\u4e3a\u4e0d\u540c\u3002<\/p>\n\n\n\n<p>\u901a\u8fc7\u8ba4\u8bc6\u548c\u4e86\u89e3\u8fd9\u4e9b\u786e\u5b9a\u6027\u504f\u5dee\u7684\u539f\u56e0\u548c\u5b9e\u4f8b\uff0c\u60a8\u53ef\u4ee5\u91c7\u53d6\u63aa\u65bd\u786e\u4fdd\u60a8\u7684\u6570\u636e\u6536\u96c6\u548c\u5206\u6790\u66f4\u52a0\u51c6\u786e\u3002\u8fd9\u5c06\u5e2e\u52a9\u60a8\u907f\u514d\u5f97\u51fa\u8bef\u5bfc\u6027\u7ed3\u8bba\uff0c\u5e76\u8ba9\u60a8\u66f4\u597d\u5730\u4e86\u89e3\u73b0\u5b9e\u4e16\u754c\u7684\u60c5\u51b5\u3002<\/p>\n\n\n\n<h2>\u5982\u4f55\u8bc6\u522b\u6570\u636e\u4e2d\u7684\u786e\u5b9a\u6027\u504f\u5dee<\/h2>\n\n\n\n<p>\u8bc6\u522b\u786e\u5b9a\u6027\u504f\u5dee\u5305\u62ec\u8bc6\u522b\u53ef\u80fd\u8fc7\u5ea6\u504f\u5411\u67d0\u4e9b\u7ed3\u679c\u800c\u4e0d\u662f\u5176\u4ed6\u7ed3\u679c\u7684\u6570\u636e\u6765\u6e90\u6216\u65b9\u6cd5\u3002\u5982\u679c\u80fd\u53ca\u65e9\u53d1\u73b0\u786e\u5b9a\u6027\u504f\u5dee\uff0c\u7814\u7a76\u4eba\u5458\u5c31\u80fd\u8c03\u6574\u65b9\u6cd5\uff0c\u786e\u4fdd\u5f97\u51fa\u66f4\u51c6\u786e\u7684\u7ed3\u679c\u3002<\/p>\n\n\n\n<p>\u8fd9\u79cd\u504f\u89c1\u5f80\u5f80\u9690\u85cf\u5728\u4f17\u76ee\u777d\u777d\u4e4b\u4e0b\uff0c\u5728\u4e0d\u7ecf\u610f\u95f4\u5f71\u54cd\u7ed3\u8bba\u548c\u51b3\u7b56\u3002\u901a\u8fc7\u5b66\u4e60\u5982\u4f55\u53d1\u73b0\u5b83\uff0c\u60a8\u53ef\u4ee5\u63d0\u9ad8\u7814\u7a76\u7684\u51c6\u786e\u6027\uff0c\u907f\u514d\u505a\u51fa\u8bef\u5bfc\u6027\u5047\u8bbe\u3002<\/p>\n\n\n\n<h3>\u9700\u8981\u6ce8\u610f\u7684\u8ff9\u8c61<\/h3>\n\n\n\n<p>\u6709\u51e0\u4e2a\u6307\u6807\u53ef\u4ee5\u5e2e\u52a9\u60a8\u8bc6\u522b\u6570\u636e\u4e2d\u7684\u786e\u5b9a\u6027\u504f\u5dee\u3002\u610f\u8bc6\u5230\u8fd9\u4e9b\u8ff9\u8c61\u540e\uff0c\u60a8\u5c31\u53ef\u4ee5\u91c7\u53d6\u884c\u52a8\uff0c\u8c03\u6574\u6570\u636e\u6536\u96c6\u6216\u5206\u6790\u65b9\u6cd5\uff0c\u4ee5\u51cf\u5c11\u5176\u5f71\u54cd\u3002<\/p>\n\n\n\n<h4>\u9009\u62e9\u6027\u6570\u636e\u6e90<\/h4>\n\n\n\n<p>\u6700\u660e\u663e\u7684\u786e\u5b9a\u6027\u504f\u5dee\u8ff9\u8c61\u4e4b\u4e00\u662f\u6570\u636e\u6765\u6e90\u6709\u9650\u6216\u6709\u9009\u62e9\u6027\u3002&nbsp;<\/p>\n\n\n\n<h4>\u7f3a\u5931\u6570\u636e<\/h4>\n\n\n\n<p>\u786e\u5b9a\u504f\u5dee\u7684\u53e6\u4e00\u4e2a\u6307\u6807\u662f\u6570\u636e\u7f3a\u5931\u6216\u4e0d\u5b8c\u6574\uff0c\u7279\u522b\u662f\u5728\u67d0\u4e9b\u7fa4\u4f53\u6216\u7ed3\u679c\u4ee3\u8868\u6027\u4e0d\u8db3\u7684\u60c5\u51b5\u4e0b\u3002&nbsp;<\/p>\n\n\n\n<h4>\u67d0\u4e9b\u7fa4\u4f53\u4efb\u804c\u4eba\u6570\u504f\u9ad8<\/h4>\n\n\n\n<p>\u5f53\u67d0\u4e00\u7fa4\u4f53\u5728\u6570\u636e\u6536\u96c6\u4e2d\u7684\u4ee3\u8868\u6027\u8fc7\u9ad8\u65f6\uff0c\u4e5f\u4f1a\u51fa\u73b0\u504f\u5dee\u3002\u6bd4\u65b9\u8bf4\uff0c\u60a8\u6b63\u5728\u7814\u7a76\u529e\u516c\u5ba4\u73af\u5883\u4e2d\u7684\u5de5\u4f5c\u4e60\u60ef\uff0c\u800c\u60a8\u4e3b\u8981\u5173\u6ce8\u7684\u662f\u9ad8\u7ee9\u6548\u5458\u5de5\u3002\u60a8\u6536\u96c6\u7684\u6570\u636e\u5f88\u53ef\u80fd\u8868\u660e\uff0c\u957f\u65f6\u95f4\u52a0\u73ed\u4f1a\u5bfc\u81f4\u6210\u529f\u3002\u7136\u800c\uff0c\u4f60\u5374\u5ffd\u7565\u4e86\u5176\u4ed6\u53ef\u80fd\u6709\u4e0d\u540c\u5de5\u4f5c\u4e60\u60ef\u7684\u5458\u5de5\uff0c\u8fd9\u53ef\u80fd\u4f1a\u5bfc\u81f4\u5bf9\u5de5\u4f5c\u573a\u6240\u6210\u529f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<\/strong><a href=\"https:\/\/mindthegraph.com\/blog\/publication-bias\/\"><strong>\u51fa\u7248\u504f\u89c1\uff1a\u4f60\u9700\u8981\u77e5\u9053\u7684\u4e00\u5207<\/strong><\/a><\/p>\n\n\n\n<h2>\u786e\u5b9a\u6027\u504f\u5dee\u7684\u5f71\u54cd<\/h2>\n\n\n\n<p>\u786e\u5b9a\u6027\u504f\u5dee\u4f1a\u5bf9\u7814\u7a76\u6210\u679c\u3001\u51b3\u7b56\u548c\u653f\u7b56\u4ea7\u751f\u91cd\u5927\u5f71\u54cd\u3002\u901a\u8fc7\u4e86\u89e3\u8fd9\u79cd\u504f\u5dee\u5982\u4f55\u5f71\u54cd\u7ed3\u679c\uff0c\u60a8\u53ef\u4ee5\u66f4\u597d\u5730\u8ba4\u8bc6\u5230\u5728\u6570\u636e\u6536\u96c6\u6216\u5206\u6790\u8fc7\u7a0b\u4e2d\u5c3d\u65e9\u89e3\u51b3\u8fd9\u4e00\u95ee\u9898\u7684\u91cd\u8981\u6027\u3002<\/p>\n\n\n\n<h3>\u504f\u89c1\u5982\u4f55\u5f71\u54cd\u7814\u7a76\u6210\u679c<\/h3>\n\n\n\n<h4>\u504f\u9887\u7684\u7ed3\u8bba<\/h4>\n\n\n\n<p>\u786e\u5b9a\u6027\u504f\u5dee\u6700\u660e\u663e\u7684\u5f71\u54cd\u662f\u5bfc\u81f4\u7ed3\u8bba\u504f\u5dee\u3002\u5982\u679c\u67d0\u4e9b\u6570\u636e\u70b9\u7684\u4ee3\u8868\u6027\u8fc7\u9ad8\u6216\u8fc7\u4f4e\uff0c\u5f97\u5230\u7684\u7ed3\u679c\u5c31\u4e0d\u80fd\u51c6\u786e\u53cd\u6620\u73b0\u5b9e\u3002&nbsp;<\/p>\n\n\n\n<h4>\u4e0d\u51c6\u786e\u7684\u9884\u6d4b<\/h4>\n\n\n\n<p>\u5982\u679c\u7814\u7a76\u6709\u504f\u5dee\uff0c\u6839\u636e\u7814\u7a76\u505a\u51fa\u7684\u9884\u6d4b\u4e5f\u4f1a\u4e0d\u51c6\u786e\u3002\u5728\u516c\u5171\u536b\u751f\u7b49\u9886\u57df\uff0c\u6709\u504f\u89c1\u7684\u6570\u636e\u4f1a\u5bfc\u81f4\u5bf9\u75be\u75c5\u4f20\u64ad\u3001\u6cbb\u7597\u6548\u679c\u6216\u516c\u5171\u536b\u751f\u5e72\u9884\u63aa\u65bd\u7684\u5f71\u54cd\u505a\u51fa\u9519\u8bef\u7684\u9884\u6d4b\u3002<\/p>\n\n\n\n<h4>\u65e0\u6548\u6982\u62ec<\/h4>\n\n\n\n<p>\u786e\u5b9a\u6027\u504f\u5dee\u7684\u6700\u5927\u5371\u9669\u4e4b\u4e00\u5c31\u662f\u4f1a\u5bfc\u81f4\u65e0\u6548\u7684\u6982\u62ec\u3002\u60a8\u53ef\u80fd\u5f88\u60f3\u628a\u7814\u7a76\u7ed3\u679c\u5e94\u7528\u5230\u66f4\u5e7f\u6cdb\u7684\u4eba\u7fa4\u4e2d\uff0c\u4f46\u5982\u679c\u60a8\u7684\u6837\u672c\u5b58\u5728\u504f\u5dee\uff0c\u60a8\u7684\u7ed3\u8bba\u5c31\u4f1a\u7ad9\u4e0d\u4f4f\u811a\u3002\u8fd9\u5728\u793e\u4f1a\u79d1\u5b66\u6216\u6559\u80b2\u7b49\u9886\u57df\u5c24\u5176\u6709\u5bb3\uff0c\u56e0\u4e3a\u7814\u7a76\u7ed3\u679c\u901a\u5e38\u88ab\u7528\u4e8e\u5236\u5b9a\u653f\u7b56\u6216\u5e72\u9884\u63aa\u65bd\u3002<\/p>\n\n\n\n<h3>\u5404\u9886\u57df\u7684\u6f5c\u5728\u540e\u679c<\/h3>\n\n\n\n<p>\u6839\u636e\u7814\u7a76\u6216\u5de5\u4f5c\u9886\u57df\u7684\u4e0d\u540c\uff0c\u786e\u5b9a\u6027\u504f\u89c1\u4f1a\u4ea7\u751f\u6df1\u8fdc\u7684\u5f71\u54cd\u3002\u4e0b\u9762\u4e3e\u4f8b\u8bf4\u660e\u8fd9\u79cd\u504f\u89c1\u5982\u4f55\u5f71\u54cd\u4e0d\u540c\u9886\u57df\uff1a<\/p>\n\n\n\n<h4>\u533b\u7597\u4fdd\u5065<\/h4>\n\n\n\n<p>\u5728\u533b\u7597\u4fdd\u5065\u9886\u57df\uff0c\u786e\u5b9a\u6027\u504f\u5dee\u53ef\u80fd\u4f1a\u9020\u6210\u4e25\u91cd\u540e\u679c\u3002\u5982\u679c\u533b\u5b66\u7814\u7a76\u53ea\u5173\u6ce8\u67d0\u79cd\u75be\u75c5\u7684\u4e25\u91cd\u75c5\u4f8b\uff0c\u533b\u751f\u53ef\u80fd\u4f1a\u9ad8\u4f30\u8fd9\u79cd\u75be\u75c5\u7684\u5371\u9669\u7a0b\u5ea6\u3002\u8fd9\u53ef\u80fd\u5bfc\u81f4\u5bf9\u75c7\u72b6\u8f7b\u5fae\u7684\u75c5\u4eba\u8fdb\u884c\u8fc7\u5ea6\u6cbb\u7597\u6216\u4e0d\u5fc5\u8981\u7684\u5e72\u9884\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u5982\u679c\u8f7b\u5fae\u75c5\u4f8b\u62a5\u544a\u4e0d\u8db3\uff0c\u533b\u7597\u670d\u52a1\u63d0\u4f9b\u8005\u53ef\u80fd\u5c31\u4e0d\u4f1a\u8db3\u591f\u91cd\u89c6\u8fd9\u79cd\u75be\u75c5\uff0c\u4ece\u800c\u53ef\u80fd\u5bfc\u81f4\u6cbb\u7597\u4e0d\u8db3\u3002<\/p>\n\n\n\n<h4>\u516c\u5171\u653f\u7b56<\/h4>\n\n\n\n<p>\u653f\u7b56\u5236\u5b9a\u8005\u901a\u5e38\u4f9d\u9760\u6570\u636e\u6765\u505a\u51fa\u6709\u5173\u516c\u5171\u536b\u751f\u3001\u6559\u80b2\u548c\u5176\u4ed6\u91cd\u8981\u9886\u57df\u7684\u51b3\u7b56\u3002\u5982\u679c\u4ed6\u4eec\u4f7f\u7528\u7684\u6570\u636e\u6709\u504f\u5dee\uff0c\u4ed6\u4eec\u5236\u5b9a\u7684\u653f\u7b56\u5c31\u53ef\u80fd\u65e0\u6548\u751a\u81f3\u6709\u5bb3\u3002&nbsp;<\/p>\n\n\n\n<h4>\u5546\u4e1a<\/h4>\n\n\n\n<p>\u5728\u5546\u4e1a\u4e16\u754c\u4e2d\uff0c\u786e\u5b9a\u6027\u504f\u5dee\u53ef\u80fd\u5bfc\u81f4\u9519\u8bef\u7684\u5e02\u573a\u7814\u7a76\u548c\u7cdf\u7cd5\u7684\u51b3\u7b56\u3002\u5982\u679c\u4e00\u5bb6\u516c\u53f8\u53ea\u8c03\u67e5\u5176\u6700\u5fe0\u5b9e\u7684\u5ba2\u6237\uff0c\u53ef\u80fd\u4f1a\u5f97\u51fa\u5176\u4ea7\u54c1\u53d7\u5230\u666e\u904d\u559c\u7231\u7684\u7ed3\u8bba\uff0c\u800c\u5b9e\u9645\u4e0a\uff0c\u8bb8\u591a\u6f5c\u5728\u5ba2\u6237\u53ef\u80fd\u4f1a\u6709\u8d1f\u9762\u610f\u89c1\u3002\u8fd9\u53ef\u80fd\u4f1a\u5bfc\u81f4\u9519\u8bef\u7684\u8425\u9500\u7b56\u7565\u6216\u4ea7\u54c1\u5f00\u53d1\u51b3\u7b56\u4e0e\u66f4\u5e7f\u6cdb\u7684\u5e02\u573a\u9700\u6c42\u4e0d\u7b26\u3002<\/p>\n\n\n\n<h4>\u6559\u80b2<\/h4>\n\n\n\n<p>\u5728\u6559\u80b2\u9886\u57df\uff0c\u786e\u5b9a\u6027\u504f\u5dee\u4f1a\u5f71\u54cd\u5bf9\u5b66\u751f\u6210\u7ee9\u3001\u6559\u5b66\u65b9\u6cd5\u6216\u6559\u80b2\u5de5\u5177\u7684\u7814\u7a76\u3002\u5982\u679c\u7814\u7a76\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href=\"https:\/\/mindthegraph.com\/blog\/observer-bias\/\"><strong>\u514b\u670d\u7814\u7a76\u4e2d\u7684\u89c2\u5bdf\u8005\u504f\u89c1\u3002\u5982\u4f55\u6700\u5927\u9650\u5ea6\u5730\u51cf\u5c11\u5b83\uff1f<\/strong><\/a><\/p>\n\n\n\n<h2>\u51cf\u5c11\u786e\u5b9a\u6027\u504f\u5dee\u7684\u7b56\u7565<\/h2>\n\n\n\n<p>\u5982\u679c\u60a8\u60f3\u786e\u4fdd\u60a8\u4f7f\u7528\u7684\u6570\u636e\u51c6\u786e\u5730\u53cd\u6620\u4e86\u60a8\u8bd5\u56fe\u4e86\u89e3\u7684\u73b0\u5b9e\u60c5\u51b5\uff0c\u90a3\u4e48\u89e3\u51b3\u786e\u5b9a\u6027\u504f\u5dee\u95ee\u9898\u81f3\u5173\u91cd\u8981\u3002\u5f53\u67d0\u4e9b\u7c7b\u578b\u7684\u6570\u636e\u4ee3\u8868\u6027\u8fc7\u9ad8\u6216\u8fc7\u4f4e\u65f6\uff0c\u786e\u5b9a\u6027\u504f\u5dee\u5c31\u4f1a\u6f5c\u5165\u60a8\u7684\u7814\u7a76\u4e2d\uff0c\u5bfc\u81f4\u7ed3\u679c\u504f\u5dee\u3002&nbsp;<\/p>\n\n\n\n<p>\u4e0d\u8fc7\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u51e0\u79cd\u7b56\u7565\u548c\u6280\u5de7\u6765\u51cf\u5c11\u8fd9\u79cd\u504f\u5dee\uff0c\u63d0\u9ad8\u6570\u636e\u6536\u96c6\u548c\u5206\u6790\u7684\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n<h3>\u51cf\u5c11\u504f\u89c1\u7684\u7b56\u7565<\/h3>\n\n\n\n<p>\u5982\u679c\u60a8\u5e0c\u671b\u5728\u7814\u7a76\u6216\u6570\u636e\u6536\u96c6\u8fc7\u7a0b\u4e2d\u5c3d\u91cf\u51cf\u5c11\u786e\u5b9a\u6027\u504f\u5dee\uff0c\u60a8\u53ef\u4ee5\u91c7\u53d6\u4e00\u4e9b\u5b9e\u7528\u7684\u6b65\u9aa4\u548c\u7b56\u7565\u3002\u901a\u8fc7\u6ce8\u610f\u6f5c\u5728\u7684\u504f\u5dee\u5e76\u4f7f\u7528\u8fd9\u4e9b\u6280\u5de7\uff0c\u60a8\u53ef\u4ee5\u4f7f\u60a8\u7684\u6570\u636e\u66f4\u51c6\u786e\u3001\u66f4\u6709\u4ee3\u8868\u6027\u3002<\/p>\n\n\n\n<h4>\u4f7f\u7528\u968f\u673a\u62bd\u6837<\/h4>\n\n\n\n<p>\u51cf\u5c11\u786e\u5b9a\u6027\u504f\u5dee\u7684\u6700\u6709\u6548\u65b9\u6cd5\u4e4b\u4e00\u662f\u4f7f\u7528 <a href=\"https:\/\/mindthegraph.com\/blog\/simple-random-sampling\/\">\u968f\u673a\u62bd\u6837<\/a>.\u8fd9\u786e\u4fdd\u4e86\u4eba\u53e3\u4e2d\u7684\u6bcf\u4e2a\u6210\u5458\u90fd\u6709\u540c\u7b49\u673a\u4f1a\u88ab\u7eb3\u5165\u7814\u7a76\uff0c\u6709\u52a9\u4e8e\u9632\u6b62\u4efb\u4f55\u4e00\u4e2a\u7fa4\u4f53\u7684\u4ee3\u8868\u6027\u8fc7\u9ad8\u3002&nbsp;<\/p>\n\n\n\n<p>\u4f8b\u5982\uff0c\u5982\u679c\u60a8\u6b63\u5728\u8fdb\u884c\u4e00\u9879\u6709\u5173\u996e\u98df\u4e60\u60ef\u7684\u8c03\u67e5\uff0c\u90a3\u4e48\u968f\u673a\u62bd\u6837\u5c31\u662f\u968f\u673a\u9009\u62e9\u53c2\u4e0e\u8005\uff0c\u800c\u4e0d\u5173\u6ce8\u4efb\u4f55\u7279\u5b9a\u7fa4\u4f53\uff0c\u5982\u5065\u8eab\u8005\u6216\u5df2\u7ecf\u9075\u5faa\u5065\u5eb7\u996e\u98df\u4e60\u60ef\u7684\u4eba\u3002\u8fd9\u6837\uff0c\u60a8\u5c31\u80fd\u66f4\u51c6\u786e\u5730\u4ee3\u8868\u6574\u4e2a\u4eba\u7fa4\u3002<\/p>\n\n\n\n<p><strong>\u8fd8\u8bf7\u9605\u8bfb\uff1a <\/strong><a href=\"https:\/\/mindthegraph.com\/blog\/sampling-bias\/\"><strong>\u4e00\u4e2a\u53eb\u505a\u62bd\u6837\u504f\u5dee\u7684\u95ee\u9898<\/strong><\/a><\/p>\n\n\n\n<h4>\u589e\u52a0\u6837\u672c\u591a\u6837\u6027<\/h4>\n\n\n\n<p>\u53e6\u4e00\u4e2a\u91cd\u8981\u6b65\u9aa4\u662f\u786e\u4fdd\u6837\u672c\u7684\u591a\u6837\u6027\u3002\u8fd9\u610f\u5473\u7740\u8981\u79ef\u6781\u5bfb\u627e\u6765\u81ea\u4e0d\u540c\u80cc\u666f\u3001\u7ecf\u5386\u548c\u6761\u4ef6\u7684\u53c2\u4e0e\u8005\u6216\u6570\u636e\u6e90\u3002\u4f8b\u5982\uff0c\u5982\u679c\u60a8\u6b63\u5728\u7814\u7a76\u4e00\u79cd\u65b0\u836f\u7269\u7684\u5f71\u54cd\uff0c\u8bf7\u786e\u4fdd\u5c06\u4e0d\u540c\u5e74\u9f84\u3001\u6027\u522b\u548c\u5065\u5eb7\u72b6\u51b5\u7684\u4eba\u7eb3\u5165\u5176\u4e2d\uff0c\u4ee5\u907f\u514d\u53ea\u5173\u6ce8\u4e00\u4e2a\u7fa4\u4f53\u3002\u6837\u672c\u8d8a\u591a\u6837\u5316\uff0c\u7ed3\u8bba\u5c31\u8d8a\u53ef\u9760\u3002<\/p>\n\n\n\n<h4>\u5f00\u5c55\u7eb5\u5411\u7814\u7a76<\/h4>\n\n\n\n<p>\u7eb5\u5411\u7814\u7a76\u662f\u6307\u5728\u4e00\u6bb5\u65f6\u95f4\u5185\u8ddf\u8e2a\u53c2\u4e0e\u8005\uff0c\u5728\u591a\u4e2a\u65f6\u95f4\u70b9\u6536\u96c6\u6570\u636e\u3002\u8fd9\u79cd\u65b9\u6cd5\u53ef\u4ee5\u5e2e\u52a9\u60a8\u8bc6\u522b\u5728\u5355\u4e00\u6570\u636e\u6536\u96c6\u6d3b\u52a8\u4e2d\u53ef\u80fd\u4f1a\u9057\u6f0f\u7684\u4efb\u4f55\u53d8\u5316\u6216\u8d8b\u52bf\u3002\u901a\u8fc7\u957f\u671f\u8ddf\u8e2a\u6570\u636e\uff0c\u60a8\u53ef\u4ee5\u83b7\u5f97\u66f4\u5168\u9762\u7684\u4fe1\u606f\uff0c\u5e76\u51cf\u5c11\u51fa\u73b0\u504f\u5dee\u7684\u51e0\u7387\uff0c\u56e0\u4e3a\u8fd9\u53ef\u4ee5\u8ba9\u60a8\u770b\u5230\u5404\u79cd\u56e0\u7d20\u662f\u5982\u4f55\u6f14\u53d8\u7684\uff0c\u800c\u4e0d\u662f\u6839\u636e\u5355\u4e00\u7684\u5feb\u7167\u505a\u51fa\u5047\u8bbe\u3002<\/p>\n\n\n\n<h4>\u76f2\u6cd5\u6216\u53cc\u76f2\u6cd5\u7814\u7a76<\/h4>\n\n\n\n<p>\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u7279\u522b\u662f\u5728\u533b\u5b66\u6216\u5fc3\u7406\u5b66\u7814\u7a76\u4e2d\uff0c\u76f2\u6cd5\u662f\u51cf\u5c11\u504f\u5dee\u7684\u6709\u6548\u65b9\u6cd5\u3002\u5355\u76f2\u7814\u7a76\u610f\u5473\u7740\u53c2\u4e0e\u8005\u4e0d\u77e5\u9053\u81ea\u5df1\u5c5e\u4e8e\u54ea\u4e00\u7ec4\uff08\u4f8b\u5982\uff0c\u4ed6\u4eec\u63a5\u53d7\u7684\u662f\u6cbb\u7597\u8fd8\u662f\u5b89\u6170\u5242\uff09\u3002&nbsp;<\/p>\n\n\n\n<p>\u53cc\u76f2\u7814\u7a76\u5219\u66f4\u8fdb\u4e00\u6b65\uff0c\u786e\u4fdd\u53c2\u4e0e\u8005\u548c\u7814\u7a76\u4eba\u5458\u90fd\u4e0d\u77e5\u9053\u8c01\u5728\u54ea\u4e00\u7ec4\u3002\u8fd9\u6709\u52a9\u4e8e\u9632\u6b62\u6709\u610f\u8bc6\u548c\u65e0\u610f\u8bc6\u7684\u504f\u89c1\u5f71\u54cd\u7814\u7a76\u7ed3\u679c\u3002<\/p>\n\n\n\n<h4>\u4f7f\u7528\u5bf9\u7167\u7ec4<\/h4>\n\n\n\n<p>\u5728\u7814\u7a76\u4e2d\u52a0\u5165\u5bf9\u7167\u7ec4\uff0c\u53ef\u4ee5\u5c06\u6cbb\u7597\u7ec4\u4e0e\u672a\u63a5\u53d7\u5e72\u9884\u7684\u6cbb\u7597\u7ec4\u7684\u7ed3\u679c\u8fdb\u884c\u6bd4\u8f83\u3002\u8fd9\u79cd\u6bd4\u8f83\u53ef\u4ee5\u5e2e\u52a9\u60a8\u786e\u5b9a\u7ed3\u679c\u662f\u7531\u4e8e\u5e72\u9884\u672c\u8eab\u9020\u6210\u7684\uff0c\u8fd8\u662f\u53d7\u5230\u4e86\u5176\u4ed6\u56e0\u7d20\u7684\u5f71\u54cd\u3002\u5bf9\u7167\u7ec4\u63d0\u4f9b\u4e86\u4e00\u4e2a\u57fa\u7ebf\uff0c\u6709\u52a9\u4e8e\u66f4\u6e05\u695a\u5730\u4e86\u89e3\u5982\u679c\u6ca1\u6709\u5e72\u9884\u63aa\u65bd\u4f1a\u53d1\u751f\u4ec0\u4e48\uff0c\u4ece\u800c\u51cf\u5c11\u504f\u5dee\u3002<\/p>\n\n\n\n<h4>\u8bd5\u70b9\u7814\u7a76<\/h4>\n\n\n\n<p>\u5728\u5f00\u59cb\u5168\u9762\u7814\u7a76\u4e4b\u524d\u8fdb\u884c\u8bd5\u70b9\u7814\u7a76\u53ef\u4ee5\u5e2e\u52a9\u60a8\u53ca\u65e9\u53d1\u73b0\u6f5c\u5728\u7684\u786e\u5b9a\u504f\u5dee\u6765\u6e90\u3002&nbsp;<\/p>\n\n\n\n<p>\u8bd5\u9a8c\u6027\u7814\u7a76\u662f\u4e00\u9879\u89c4\u6a21\u8f83\u5c0f\u7684\u8bd5\u9a8c\u6027\u7814\u7a76\uff0c\u5b83\u53ef\u4ee5\u8ba9\u60a8\u68c0\u9a8c\u7814\u7a76\u65b9\u6cd5\uff0c\u4e86\u89e3\u6570\u636e\u6536\u96c6\u8fc7\u7a0b\u4e2d\u662f\u5426\u5b58\u5728\u7f3a\u9677\u3002\u8fd9\u6837\uff0c\u60a8\u5c31\u6709\u673a\u4f1a\u5728\u8fdb\u884c\u5927\u578b\u7814\u7a76\u4e4b\u524d\u505a\u51fa\u8c03\u6574\uff0c\u4ece\u800c\u964d\u4f4e\u6700\u7ec8\u7ed3\u679c\u51fa\u73b0\u504f\u5dee\u7684\u98ce\u9669\u3002<\/p>\n\n\n\n<h4>\u900f\u660e\u62a5\u544a<\/h4>\n\n\n\n<p>\u900f\u660e\u5ea6\u662f\u51cf\u5c11\u504f\u5dee\u7684\u5173\u952e\u3002\u8981\u516c\u5f00\u6570\u636e\u6536\u96c6\u65b9\u6cd5\u3001\u62bd\u6837\u6280\u672f\u4ee5\u53ca\u7814\u7a76\u7684\u4efb\u4f55\u6f5c\u5728\u5c40\u9650\u6027\u3002\u901a\u8fc7\u660e\u786e\u7814\u7a76\u8303\u56f4\u548c\u5c40\u9650\u6027\uff0c\u60a8\u53ef\u4ee5\u8ba9\u4ed6\u4eba\u5bf9\u60a8\u7684\u5de5\u4f5c\u8fdb\u884c\u6279\u5224\u6027\u8bc4\u4f30\uff0c\u5e76\u4e86\u89e3\u53ef\u80fd\u5b58\u5728\u7684\u504f\u5dee\u3002\u8fd9\u79cd\u8bda\u5b9e\u7684\u6001\u5ea6\u6709\u52a9\u4e8e\u5efa\u7acb\u4fe1\u4efb\uff0c\u8ba9\u4ed6\u4eba\u80fd\u591f\u7528\u66f4\u51c6\u786e\u7684\u6570\u636e\u590d\u5236\u6216\u501f\u9274\u60a8\u7684\u7814\u7a76\u3002<\/p>\n\n\n\n<h3>\u6280\u672f\u7684\u4f5c\u7528<\/h3>\n\n\n\n<p>\u6280\u67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<a href=\"https:\/\/mindthegraph.com\/blog\/how-to-avoid-bias-in-research\/\"><strong>\u5982\u4f55\u907f\u514d\u7814\u7a76\u4e2d\u7684\u504f\u89c1\uff1f\u79d1\u5b66\u5ba2\u89c2\u6027\u5bfc\u822a<\/strong><\/a><\/p>\n\n\n\n<h2>\u4e3a\u60a8\u7684\u7814\u7a76\u63d0\u4f9b\u79d1\u5b66\u6570\u5b57\u3001\u56fe\u8868\u6458\u8981\u548c\u4fe1\u606f\u56fe\u8868<\/h2>\n\n\n\n<p>\u60a8\u662f\u5426\u6b63\u5728\u5bfb\u627e\u96c6\u79d1\u5b66\u6570\u5b57\u3001\u56fe\u5f62\u6458\u8981\u548c\u4fe1\u606f\u56fe\u8868\u4e8e\u4e00\u4f53\u7684\u7f51\u7ad9\uff1f\u90a3\u5c31\u6765\u8fd9\u91cc\u5427\uff01 <a href=\"https:\/\/mindthegraph.com\/science-figures\/?utm_source=blog&amp;utm_medium=cta-final&amp;utm_campaign=conversion\">Mind the Graph<\/a> \u4e3a\u60a8\u5e26\u6765\u4e00\u7cfb\u5217\u5b8c\u7f8e\u7684\u7814\u7a76\u89c6\u89c9\u6548\u679c\u3002\u60a8\u53ef\u4ee5\u4ece\u5e73\u53f0\u4e2d\u7684\u9884\u5236\u56fe\u5f62\u4e2d\u8fdb\u884c\u9009\u62e9\uff0c\u4e5f\u53ef\u4ee5\u6839\u636e\u81ea\u5df1\u7684\u9700\u8981\u5b9a\u5236\u56fe\u5f62\u3002\u60a8\u751a\u81f3\u53ef\u4ee5\u5f97\u5230\u6211\u4eec\u8bbe\u8ba1\u5e08\u7684\u5e2e\u52a9\uff0c\u6839\u636e\u60a8\u7684\u7814\u7a76\u8bfe\u9898\u7b56\u5212\u7279\u5b9a\u7684\u6458\u8981\u3002\u8fd8\u7b49\u4ec0\u4e48\uff1f\u73b0\u5728\u5c31\u6ce8\u518c Mind the Graph\uff0c\u8ba9\u60a8\u7684\u7814\u7a76\u5de5\u4f5c\u9526\u4e0a\u6dfb\u82b1\u3002<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Mind the Graph - \u79d1\u5b66\u4fe1\u606f\u56fe\u8868\u5236\u4f5c\" width=\"800\" height=\"450\" src=\"https:\/\/www.youtube.com\/embed\/tG-PmLzx6NA?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><figcaption class=\"wp-element-caption\">\u901a\u8fc7\u8fd9\u6bb5\u5f15\u4eba\u5165\u80dc\u7684\u89c6\u9891\uff0c\u63a2\u7d22\u77e5\u8bc6\u7684\u6df1\u5ea6\u548c\u6d1e\u5bdf\u529b\u3002\ud83c\udf1f<\/figcaption><\/figure>\n\n\n\n<div class=\"is-content-justification-center is-layout-flex wp-container-1 wp-block-buttons\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-background wp-element-button\" href=\"https:\/\/mindthegraph.com\/science-figures\/?utm_source=blog&amp;utm_medium=cta-final&amp;utm_campaign=conversion\" style=\"background-color:#7833ff\"><strong>\u6ce8\u518c Mind the Graph<\/strong><\/a><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u786e\u5b9a\u6027\u504f\u5dee\u3001\u5176\u539f\u56e0\u4ee5\u53ca\u9632\u6b62\u7814\u7a76\u6570\u636e\u5931\u771f\u7684\u5b9e\u7528\u7b56\u7565\u3002<\/p>","protected":false},"author":33,"featured_media":55860,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[976,961],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Ascertainment Bias: How to Identify and Prevent It in Research - Mind the Graph Blog<\/title>\n<meta name=\"description\" content=\"Learn about ascertainment bias, its causes, and practical strategies to prevent data distortion in research.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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